254939776

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:586

約数の個数: 128

約数和(自身を含む): 640886400

約数和(自身を除く): 385946624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 52, 56, 64, 86, 91, 104, 112, 128, 172, 182, 208, 224, 301, 344, 364, 416, 448, 509, 559, 602, 688, 728, 832, 896, 1018, 1118, 1204, 1376, 1456, 1664, 2036, 2236, 2408, 2752, 2912, 3563, 3913, 4072, 4472, 4816, 5504, 5824, 6617, 7126, 7826, 8144, 8944, 9632, 11648, 13234, 14252, 15652, 16288, 17888, 19264, 21887, 26468, 28504, 31304, 32576, 35776, 38528, 43774, 46319, 52936, 57008, 62608, 65152, 71552, 87548, 92638, 105872, 114016, 125216, 153209, 175096, 185276, 211744, 228032, 250432, 284531, 306418, 350192, 370552, 423488, 456064, 500864, 569062, 612836, 700384, 741104, 846976, 1138124, 1225672, 1400768, 1482208, 1991717, 2276248, 2451344, 2801536, 2964416, 3983434, 4552496, 4902688, 5928832, 7966868, 9104992, 9805376, 15933736, 18209984, 19610752, 31867472, 36419968, 63734944, 127469888, 254939776]

約数ペア:

[(1, 254939776), (2, 127469888), (4, 63734944), (7, 36419968), (8, 31867472), (13, 19610752), (14, 18209984), (16, 15933736), (26, 9805376), (28, 9104992), (32, 7966868), (43, 5928832), (52, 4902688), (56, 4552496), (64, 3983434), (86, 2964416), (91, 2801536), (104, 2451344), (112, 2276248), (128, 1991717), (172, 1482208), (182, 1400768), (208, 1225672), (224, 1138124), (301, 846976), (344, 741104), (364, 700384), (416, 612836), (448, 569062), (509, 500864), (559, 456064), (602, 423488), (688, 370552), (728, 350192), (832, 306418), (896, 284531), (1018, 250432), (1118, 228032), (1204, 211744), (1376, 185276), (1456, 175096), (1664, 153209), (2036, 125216), (2236, 114016), (2408, 105872), (2752, 92638), (2912, 87548), (3563, 71552), (3913, 65152), (4072, 62608), (4472, 57008), (4816, 52936), (5504, 46319), (5824, 43774), (6617, 38528), (7126, 35776), (7826, 32576), (8144, 31304), (8944, 28504), (9632, 26468), (11648, 21887), (13234, 19264), (14252, 17888), (15652, 16288)]